题目列表(包括答案和解析)
OA |
OB |
AB |
OC |
OA |
OB |
OA |
OB |
2π |
3 |
AB |
OC |
OA |
OB |
. |
R- |
OA |
OB |
AB |
OC |
OA |
OB |
a |
b |
a |
b |
a |
b |
7 |
π |
3 |
OP |
OA |
| ||
sinC |
| ||
sinB |
|
1 |
4 |
1 |
4 |
OA |
OB |
AB |
OC |
OA |
OB |
4
| ||
3 |
4
| ||
3 |
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